#pragma once

template<typename T>
struct cache_pad {
  template<typename ...Arg>
  cache_pad(Arg... args) : val(args...) {}

     operator T  () { return val; }
  T& operator () () { return val; }

  union {
    T val;
    char pad[(sizeof(T) + 63) / 64 * 64];
  };
} __attribute__ ((aligned (64))); // TODO: port to C++11 alignas once GCC support is old enough